Module: SecID::DeepFreeze

Defined in:
lib/sec_id/deep_freeze.rb

Overview

Recursively freezes a nested structure of Hashes and Arrays and returns it. Used to make the CFI reference tables and their derived lookups deeply immutable in one call instead of freezing each level by hand.

Class Method Summary collapse

Class Method Details

.call(object) ⇒ Object

Returns the same object, deeply frozen.

Parameters:

  • object (Object) —

    the (possibly nested) Hash/Array structure to freeze

Returns:

  • (Object) —

    the same object, deeply frozen



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# File 'lib/sec_id/deep_freeze.rb', line 10

def self.call(object)
  case object
  when Hash then object.each_value { |value| call(value) }
  when Array then object.each { |value| call(value) }
  end
  object.freeze
end